Smartwool® Women's Thermal Merino Reversible Headband is streamlined, straightforward, and indispensable when the wind means business. It features a double-layer reversible knit so you can go again tomorrow with a whole new look. Double layer Interlock Merino Wool knit construction Clean finish seams for bulk-free fit Reversible design for variety Knit in Vietnam Product Features: Fabric:100% Merino Wool Weight:1.06 oz. (30 g) Smartwool Women's Thermal Merino Reversible Headband